//
//  AppDelegate.swift
//  醒浪微博
//
//  Created by 雷顺哲 on 16/7/9.
//  Copyright © 2016年 LSZ. All rights reserved.
//

import UIKit

@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {

    var window: UIWindow?


    func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {
        
        NSNotificationCenter.defaultCenter().addObserver(self, selector: "switchRootVC:", name: SwitchRootVCNotification, object: nil)
        
        window = UIWindow(frame:UIScreen.mainScreen().bounds)
        //  通过字符串转换相应的对象, swift里面自定义的类型相应获取class需要加上工程名，系统的类不需要
        let className = "醒浪微博.LSZWelcomeViewController"
//        转换成相应类型
        let a = NSClassFromString(className) as! UIViewController.Type
        
        let rootVC = LSZMainController()
        
        window?.rootViewController = rootVC
        
        window?.makeKeyAndVisible()
        
        return true
    }
//    切换根视图控制器
    @objc private func switchRootVC(noti: NSNotification) {
        let object = noti.object
        if object is LSZOAuthViewController {
            window?.rootViewController = LSZWelcomeViewController()
        } else {
            window?.rootViewController = LSZMainController()
        }
    }

    func applicationWillResignActive(application: UIApplication) {
        // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
        // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
    }

    func applicationDidEnterBackground(application: UIApplication) {
        // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
        // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
    }

    func applicationWillEnterForeground(application: UIApplication) {
        // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
    }

    func applicationDidBecomeActive(application: UIApplication) {
        // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
    }

    func applicationWillTerminate(application: UIApplication) {
        // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
    }


}

